Expansion Vessels

Our expansion vessels safeguard your heating and plumbing systems. Designed to accommodate pressure changes, they ensure longevity and efficiency, preventing damage and leaks.

Showing 1 to 32 of 72 products

Brass Air Vent 1/4"

313510

£0.54

£0.45
Auto Bottle Air Vent (Compression) 15mm

313548

£4.82

£4.02
Capillary Air Vent 15mm

313311

£0.43

£0.36
Capillary Air Vent 22mm

313315

£1.40

£1.17
56% OFF

Robocal Automatic Air Vent 1/2 inch

502640

£8.78

£7.32

£19.80

£16.50
63% OFF

Robocal 15mm Auto Air Vent

502649

£7.62

£6.35

£20.81

£17.34
42% OFF

ESi Controls Brass Air Vent -cylinder style with Check Valve (3/8 & 1/2 inch)

ESAVBCV

£5.72

£4.77

£9.85

£8.21
42% OFF

ESi Controls Air Vent Brass / Cylinder with 15mm compression fitting

ESAVB15C

£5.05

£4.21

£8.71

£7.26
Slimline Auto Air vent with Check Valve 1/2“

313350

£5.42

£4.52
Slimline Auto Air Vent (Compression) 15mm (AAV15)

313352

£4.07

£3.39
Compression Air Vent Brass 15mm

313520

£0.70

£0.58
Speedfit Automatic Air Vent 15mm

319625

£9.24

£7.70
Expansion Vessel Sealed System Kit (no bracket)

381870

£21.11

£17.59
72% OFF

12 litre Robokit Extra

CA-900012

£70.92

£59.10

£251.41

£209.51
72% OFF

18 litre Robokit Extra

CA-900018

£75.80

£63.17

£268.75

£223.96
71% OFF

25 litre Robokit Extra

CA-900024

£85.87

£71.56

£300.50

£250.42
40% OFF

18 litre Eres Eco Filling Kit

ER-18LTKIT

£78.83

£65.69

£130.69

£108.91
63% OFF

8 litre Original Equipment Manufacturer Heating Vessel

HV8F

£51.38

£42.82

£139.61

£116.34
72% OFF

8 litre Robokit Extra

CA-900008

£67.49

£56.24

£241.14

£200.95
70% OFF

35 litre Robokit Extra

CA-900035

£123.53

£102.94

£407.40

£339.50
77% OFF

50 litre With Legs Robokit Extra

CA-900050CP

£148.66

£123.88

£659.84

£549.87
71% OFF

80 litre Robokit Extra

CA-900080

£246.85

£205.71

£857.72

£714.77
56% OFF

8 litre Robokit Compact

109-5005

£104.74

£87.28

£237.60

£198.00
56% OFF

12 litre Robokit Compact

109-5006

£110.57

£92.14

£250.80

£209.00
56% OFF

18 litre Robokit Compact

109-5007

£116.36

£96.97

£264.00

£220.00
56% OFF

8 litre Robokit Compact Plus

109-5008

£104.74

£87.28

£237.60

£198.00
56% OFF

10 litre Robokit Compact Plus

109-5009

£107.63

£89.69

£244.20

£203.50
56% OFF

12 litre Robokit Compact Plus

109-5010

£110.57

£92.14

£250.80

£209.00
57% OFF

3/4 Sealed System Kit

CA-900001

£85.97

£71.64

£198.31

£165.26
62% OFF

Robokit Without bracket

CA-100000

£69.44

£57.87

£183.72

£153.10
57% OFF

Robokit Extra Special Type B

CA-100085

£86.14

£71.78

£198.95

£165.79
71% OFF

8 litre Heating Vessel comes with Bracket

HVB8C

£35.03

£29.19

£121.37

£101.14

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Expansion Vessels

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